| ID | 271 |
|---|---|
| Name | PRESBYOPIA |
| Cause | Presbyopia is caused by a hardening of the lens of your eye, which occurs with aging. As your lens becomes less flexible, it can no longer change shape to focus on close-up images. As a result, these images appear out of focus. |
| Signs Symptoms | Trouble seeing things up close. Needing to hold reading materials farther away to focus on them. Eye strain (when your eyes feel tired or sore) Headache. |
| Diagnosis | A tendency to hold reading material farther away to make the letters clearer. Blurred vision at normal reading distance. Eyestrain or headaches after reading or doing close-up work. |
| Investigations | A tendency to hold reading material farther away to make the letters clearer. Blurred vision at normal reading distance. Eyestrain or headaches after reading or doing close-up work. |
| Management | The goal of treatment is to compensate for the inability of your eyes to focus on nearby objects. Treatment options include wearing corrective eyeglasses (spectacle lenses) or contact lenses, undergoing refractive surgery, or getting lens implants for presbyopia |
| Introduction | It is not an error of refraction, but an anomally of accommodation due to age. |
| History | |
| Etiology | see under causes |
| Clinical Features | Clinical feature: 1. A person at the age of 40 years usually complains of blurring of vision ‘ while reading books. 2. Appearance of symptoms depends on occupation i.e. those doing close work feel the symptoms eariler. |
| Preventions | There's no way to preven |
| Treatment | Treatment: Presbyopia is treated by prescribing a convex spherical lens. |
| Complications | Astigmatism, which is an imperfection in the curvature of your cornea that causes blurred vision. hyperopia, or farsightedness. myopia, or nearsightedness. |
| Prognosis | |
| Types | |
| Classification | |
| Observation | |
| Pathology |
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